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Literature summary for 1.2.1.104 extracted from

  • Rubin, P.M.; Randall, D.D.
    Purification and characterization of pyruvate dehydrogenase complex from broccoli floral buds (1977), Arch. Biochem. Biophys., 178, 342-349.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.25
-
pyruvate
-
Brassica oleracea
1.66
-
2-oxobutyrate
-
Brassica oleracea

Localization

Localization Comment Organism GeneOntology No. Textmining
mitochondrion
-
Brassica oleracea 5739
-

Metals/Ions

Metals/Ions Comment Organism Structure
Mg2+
-
Brassica oleracea

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
pyruvate + lipoamide Brassica oleracea in overall reaction of pyruvate dehydrogenase complex, pyruvate can be replaced by 2-ketobutyrate S-acetyldihydrolipoamide + CO2
-
?

Organism

Organism UniProt Comment Textmining
Brassica oleracea
-
var. italica, cauliflower, broccoli
-

Purification (Commentary)

Purification (Comment) Organism
pyruvate dehydrogenase complex composed of EC 1.2.4.1, EC 2.3.1.12, EC 1.8.1.4 Brassica oleracea

Source Tissue

Source Tissue Comment Organism Textmining
floret
-
Brassica oleracea
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2-oxobutyrate + CoA + NAD+
-
Brassica oleracea propanoyl-CoA + CO2 + NADH + H+
-
r
pyruvate + lipoamide in overall reaction of pyruvate dehydrogenase complex, pyruvate can be replaced by 2-ketobutyrate Brassica oleracea S-acetyldihydrolipoamide + CO2
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
additional information
-
value for pyruvate dehydrogenase complex: 7.8-8.3 Brassica oleracea

pH Range

pH Minimum pH Maximum Comment Organism
additional information
-
values for pyruvate dehydrogenase complex: pH 6.5-9.0 Brassica oleracea

Cofactor

Cofactor Comment Organism Structure
thiamine diphosphate
-
Brassica oleracea